Seiko Cal. 6658 - 171

Released in 1970, the Cal. 6658 with design code 171 was part of Seiko's domestic market collection. With its 19mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-0be2fc68cb11]

Also known as: Rally, Arnie

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1970

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